Scala Developer
5 days ago
Newcastle upon Tyne
Salary: £85,000 - 85,000 per year • Professional backend development experience, ideally in enterprise, SaaS, or cloud-based product environments., • Strong hands-on experience with Scala, including collections, Futures, immutability, pattern matching, error handling, and clean functional design., • Commercial experience with Play Framework or comparable JVM backend frameworks; Pekko or Akka experience is highly relevant., • Strong understanding of relational databases, especially MySQL, with practical knowledge of SQL optimization, indexes, query profiling, and transaction behaviour., • Experience using Redis or similar technologies for caching, session handling, or performance-sensitive workloads., • Deep understanding of OOP principles, functional programming, concurrency, the Scala type system, and advanced architectural patterns such as Tagless Final, type classes, and effect systems., • Ability to design and evolve complex distributed systems while promoting engineering best practices across the team., • Hands-on experience with AWS services and cloud-native delivery practices., • Good understanding of CI/CD, Git, branching strategies, pull request flows, automated testing, and release practices., • Ability to work effectively in distributed Agile teams, communicate clearly, and take ownership of complex technical problems., • Experience with Squeryl, Doobie, or similar Scala data access libraries is nice to have., • Familiarity with Grafana or Kibana dashboards, alerting, logging, and production observability practices is nice to have., • Experience with large distributed systems, horizontal scaling, resilient service design, or high-throughput Play / Pekko applications is nice to have., • Previous experience in Payroll, HR, HCM, ERP, compliance-heavy, or localisation-focused product domains is nice to have., • Russian, Ukrainian, or Polish language skills would be beneficial, but are not essential., • Design, develop, and maintain robust backend services using Scala 2.13 and Play Framework in a Pekko-based environment., • Build clean, testable, and maintainable code using functional programming principles, immutability, pattern matching, and asynchronous programming with Futures., • Work with MySQL to design efficient data access patterns, optimize queries, tune indexes, and profile database performance., • Develop, deploy, and support services in AWS, working closely with DevOps and platform teams to ensure reliable delivery., • Contribute to CI/CD pipelines, Git-based pull request workflows, code reviews, and engineering best practices., • Collaborate with frontend engineers, QA, product owners, solution designers, and other backend developers to deliver high-quality product increments., • Support production stability by investigating issues, improving observability, and continuously reducing technical debt., • Be pragmatic and delivery-focused, balancing new feature development with maintenance, bug fixing, and technical improvement work., • Participate proactively in code reviews, design discussions, troubleshooting, and knowledge sharing across the engineering team., • Work with an established codebase while helping modernise it over time., • AWS, • Akka, • Backend, • CI/CD, • Cloud, • DevOps, • ERP, • Frontend, • Git, • Grafana, • Support, • JVM, • Kibana, • MySQL, • OOP, • Play Framework, • Redis, • SQL, • Sage, • Scala We are partnering directly with Sage to hire a Backend Developer for our HCM Localisation engineering team. This is a hybrid role requiring 3 days per week in our Newcastle office. We are building and maintaining a large-scale, cloud-based enterprise product, with a focus on scalable backend services, complex product workflows, integrations, performance improvements, and ongoing platform modernisation. We offer generous bonuses and pension benefits, including up to 8% matched pension contribution plus a 2% top-up by Sage, 25 days of paid annual leave with the option to buy up to 5 more days, 8 bank holiday days, paid volunteer days through our Sage Foundation, 50% income protection, holiday buy/sell, comprehensive health, dental, and vision coverage, a work away scheme for up to 10 weeks a year, ongoing training and professional development, hybrid working, Healthy Mind app membership, and access to helpful memberships for finances, health, and wellbeing. last updated 38 week of 2026 #J-18808-Ljbffr